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Finding the Fourth Proportional to 600,700.74, 829,151.49 and 346,221.30

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Solution

The fourth proportional to 600,700.74, 829,151.49 and 346,221.30 is: 477,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,700.74 : 829,151.49 = 346,221.30 : x
  2. Step 2: Convert to fraction form
    600,700.74/829,151.49 = 346,221.30/x
  3. Step 3: Cross multiply
    600,700.74x = 829,151.49 × 346,221.30
  4. Step 4: Simplify right side
    600,700.74x = 287,069,906,764.74
  5. Step 5: Solve for x
    x = 287,069,906,764.74/600,700.74
  6. Step 6: Final answer
    x = 477,891.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.